Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 30/16 from 4/5

1st number: 4/5, 2nd number: 1 14/16

4/5 - 30/16 is -43/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 16 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 5 × 16 = 80,
    4/5 = 4 × 16/5 × 16 = 64/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    30/16 = 30 × 5/16 × 5 = 150/80
  4. Subtract the two like fractions:
    64/80 - 150/80 = 64 - 150/80 = -86/80
  5. After reducing the fraction, the answer is -43/40

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com